Australian Workhorse, Stuart O’Grady was admitted to hospital in Valencia, Spain on Sunday.
The 36-year-old had been taken on a hot-lap with fellow Australian and 2007 world champion, Casey Stoner. O’Grady was being introduced to some of MotoGP’s personalities on the starting grid when he collapsed.
O’Grady has been taken to hospital where he is undergoing tests. The family hopes to know the cause of the episode in the next few days.